Attention What guarantees can I get from Aliexpress?1,Full Refund: if you don′t receive your order You will get a full refund if your order does not arrive within the delivery time promised by the seller. 2,Full or Partial Refund: if the item is not as described If your item is significantly different from the seller′s product description, you have options: A: Return it and get a full refund, or B: Get a partial refund and keep the item.

What guarantees can I get from NIERBO? NIERBO company promise you 2 years′ warranty. Since from the first second your buy our product, you get our top priority. No matter what kind of problem you might meet, please feel free to contact us, we are always here for you! What if after two years? Do not worry! We are still here for you. Your happy purchasing experience is our first concerned. What can I do if the device has some problems? All NIERBO company′s products are tested exhaustively before we send out. But if you do not like our product or you think there is something wrong, NIERBO guarantee you that no matter what problem you meet, we would like to help you resolve with our sincere heart and professional technology. Finally, if the device can not work, you can return it back in 30 days and replace or exchange in 30 days from the day you received, unless products are damaged artificially obviously.